AN3341SC PANASONIC | Alldatasheet

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Technical content

The AN3341SC is a recording/playback amplifier IC for 6-head VCR. It is suitable for 19-µ head, EP-mode only, table-type VCR. n Features

  • Playback VCC =5.0V, recording VCC =12V
  • Built-in RF-AGC circuit
  • Built-in automatic tracking I/O circuit
  • Built-in envelope comparator circuit AN3341SC 6-Head VCR Recording/Playback Amplifier IC Unit : mm 42-Pin SSOP package (SSOP042-P-0450) 0.3 21.25–0.3 11.5–0.3 0.35–0.1 2.0–0.2 1.0 0.9 0.1–0.1 9.5–0.3 0.45 0.15 HASW normal EP /other AGC Out TRICK C – IN H 0.01µF0.1µF 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 1 2 3 4 5 6 7 8 9 1 01 11 21 31 4 15 16 17 18 19 20 21 Chroma Out Y – IN 1.5kΩ 0.01µF 0.1µF AT TRAP AT GCA AT Out 180 µH 330pF 0.1µF 1µF 30kΩ 1200pF ENV OFF ENV Out H 1.7kΩ 3.9kΩ Rec VCC 12V 100µH 0.01 µF 47µF HASW : L ON ENV Comp. ENV Det. ENV Det. Det.TRAP H Chroma Amp. Peaking Amp.AGCAGC Det. PB Logic L HL HLHL HL LH to Rec. Circuit R HA6 L HA5 normal EP HA4 HA3 SP L HA2 R HA1 TRICK EP SP normal EP 0.1µF 0.01µF 0.1µF 0.1µF 100Ω 0.01µF 470Ω 470Ω 0.01µF 0.1µF 100Ω 0.1µF 100Ω 0.01µF 0.01µF 0.1µF 100Ω 0.1µF 100Ω 0.01µF 0.01µF 0.1µF 100Ω D – RecHSW 1000pF 47µF 0.01µF 100µH PB V CC H Mix. n Block Diagram

D-Rec. switching Ch6 head amp. damping Ch6 head amp. input Small-signal ground Ch5 head amp. input Ch5 head amp. damping Ch4 head amp. damping Ch4 head amp. input Small-signal ground Ch3 head amp. input Ch3 head amp. damping Ch2 head amp. damping Ch2 head amp. input Small-signal ground Ch1 head amp. input Ch1 head amp. damping Rec. current amp. (SP)output Rec. feedback Rec. current amp. (EP)output Pin No. Pin name Rec. VCC Rec. current emphasis Peaking for recording ENV output ENV OFF switching Automatic tracking ground Automatic tracking output Automatic tracking detection Automatic tracking GCA control Automatic tracking TRAP Automatic tracking VCC Recording Y-input Chroma output Large signal ground Peaking amp. (playback) Recording C-input Trick switching AGC output AGC. Det Normal EP/other switching HASW Pin namePin No. 52 6 62 7 72 8 82 9 93 0 10 31 11 32 17 38 18 39 19 40 20 41 12 33 13 34 14 35 15 36 16 37 n Pin Descriptions VPB V CC Parameter Symbol Rating Unit PD Topr Tstg 6V CCSupply voltage (1) Rec VCC 13(2) 430 mW ˚C– 55 to +125 – 20 to +70 Storage temperature Note 1) Power dissipation Note 2) Operating ambient temperature Note 1) Note 1) Ta=25˚C except operating ambient temperature and storage temperatures. Note 2) Allowable power dissipation of the package at Ta=70˚C. n Absolute Maximum Ratings Rec VCC Parameter Symbol Range Operating supply voltage range (1) 4.5V to 5.5V Operating supply voltage range (2) 11.5V to 12.5V PB V CC n Recommended Operating Range (Ta = 25˚C)

33 * 50 mAI1 PB V CC = 5VPB circuit current Parameter min Condition typ max UnitSymbol 0.65 * 1.0 µVrmsN 17–34 N 15–34 N 12–34 N 10–34 N 7–34 N 5–34 V 25 PB V CC = 5VInput conversion noise CH1 Input conversion noise CH2 Input conversion noise CH3 Input conversion noise CH4 Input conversion noise CH5 Input conversion noise CH6 Envelope comparison output amplitude 52 56 * 60 dBG 17–34 PB V CC = 5VCH1 gain 52 56 * 60 dBG 15–34 PB V CC = 5VCH2 gain 52 56 * 60 dBG 12–34 PB V CC = 5VCH3 gain 52 56 * 60 dBG 10–34 PB V CC = 5VCH4 gain 52 56 * 60 dBG 7–34 PB V CC = 5VCH5 gain 52 56 * 60 dBG 5–34 PB V CC = 5VCH6 gain 1.5 2.5 * 3.5 VS2 PB V CC = 5VHSW threshold level 1.5 2.5 * 3.5 VS42 PB V CC = 5VHASW threshold level 1.5 2.5 * 3.5 VS41 PB V CC = 5V 1.5 2.5 * 3.5 VS38 PB V CC = 5VTrick SW threshold level 130 200 * 270 mV P – PV 17–39 PB V CC = 5VAGC output amplitude 3.0 dBDV 17–39 PB V CC = 5VAGC control sensitivity 100 mV P – PHSW 2 (I) PB V CC = 5VHSW DC unbalance (I) Normal EP/other threshold level 100 mV P – PHSW 2 (II) PB V CC = 5VHSW DC unbalance (II) 100 mV P – PHSW 2 (III) PB V CC = 5VHSW DC unbalance (III) 100 mV P – PHASW 42 (I) PB V CC = 5VHASW DC unbalance (I) 100 mV P – PHASW 42 (II) PB V CC = 5VHASW DC unbalance (II) Auto tracking max. output Auto tracking output at no-input CH2/CH1 gain ratio CH3/CH1 gain ratio CH4/CH1 gain ratio CH5/CH1 gain ratio CH6/CH1 gain ratio Rec. circuit current SP Y Rec. current output Normal EP Y Rec. current output ratio Rec. chroma output ratio Head Short ON-resistance HSW crosstalk PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V PB V CC = 5V Rec. VCC = 12V Rec. VCC = 12V Rec. VCC = 12V Rec. VCC = 12V PB V CC = 5V PB V CC = 5V G 15–34 G 17–34 G 12–34 G 17–34 G 10–34 G 17–34 G 7–34 G 17–34 G 5–34 G 17–34 V 28min. V 28max. I22 I19 I21/I19 I19C /I19 7ON–R CTH 17–34 4.0 3.8 – 2 – 2 – 2 – 2 – 2 – 5.5 –16 0.65 * 0.65 * 0.65 * 0.65 * 0.65 * 0.3 * 4.2 * 0 * 0 * 0 * 0 * 0 * 35 * 24.5 * – 3 * –12 * 1.0 1.0 1.0 1.0 1.0 1.0 – 0.5 – 8 (7) (– 40) µVrms µVrms µVrms µVrms µVrms V P – P V V dB dB dB dB dB mA mA P – P dB dB Ω dB (5.5) Note) Values with an asterisk are typical ones and not guaranteed. The characteristics value in parentheses is not a guaranteed value, but reference one on design. n Electrical Characteristics (Ta = 25–2˚C )

HASW crosstalk CTA 17–34 Cin D 2f–19 D M–19 Input capacitance Recording current 2nd harmonics distortion Cross-modulation relative level S V 34'/V34 I19H /I19 I21H /I21 PB f characteristics ratio SP 8MHz f characteristics ratio Normal EP 8MHz f characteristics ratio ENV-OFF SW threshold level CTN 17–34Normal EP/other crosstalk V 28–7M Auto tracking 7MHz max. output Note) The characteristics value in parentheses is not a guaranteed value, but reference one on design. PB V CC = 5V PB V CC = 5V PB V CC = 5V Rec. VCC =12V Rec. VCC =12V PB V CC = 5V PB V CC = 5V Rec. VCC =12V Rec. VCC =12V PB V CC = 5V (1.5) (– 4) (– 4) (– 4) (3.8) (30) (– 50) (– 50) (2.5) (0) (0) (0) (4.2) (– 40) (– 40) (3.5) dB dB pF dB dB V dB dB dB V Parameter min Condition typ max UnitSymbol n Electrical Characteristics (Ta = 25–2˚C )